Home / 1,675,566.32-2,312,212.92-911,620.64

Finding the Fourth Proportional to 1,675,566.32, 2,312,212.92 and 911,620.64

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Solution

The fourth proportional to 1,675,566.32, 2,312,212.92 and 911,620.64 is: 1,257,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,566.32 : 2,312,212.92 = 911,620.64 : x
  2. Step 2: Convert to fraction form
    1,675,566.32/2,312,212.92 = 911,620.64/x
  3. Step 3: Cross multiply
    1,675,566.32x = 2,312,212.92 × 911,620.64
  4. Step 4: Simplify right side
    1,675,566.32x = 2,107,861,021,946.67
  5. Step 5: Solve for x
    x = 2,107,861,021,946.67/1,675,566.32
  6. Step 6: Final answer
    x = 1,257,999.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.